Changsha Purple Horn E-Commerce Co., Ltd.
| Secondary Winding | 2 |
| Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 |
| Secondary Side Voltage | 24V;48V |
| Output Current | 100mA;50mA |
| Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,34.9x28.6mm Power Transformers RoHS |
| Mfr. Part # | DST-3-48 |
| Package | Through Hole-8P,34.9x28.6mm |
| Model Number | DST-3-48 |
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Product Specification
| Secondary Winding | 2 | Isolation Voltage(Vrms) | 2.5kV |
| Primary Winding(s) | 2 | Secondary Side Voltage | 24V;48V |
| Output Current | 100mA;50mA | Primary Side Voltage | 115V;230V |
| Description | Through Hole-8P,34.9x28.6mm Power Transformers RoHS | Mfr. Part # | DST-3-48 |
| Package | Through Hole-8P,34.9x28.6mm | Model Number | DST-3-48 |
Signal's ST and DST Series Split/Tran Specialty Purpose & Class 2 Transformers are designed for printed circuit board mounting. These transformers utilize a dual cavity platform to provide superior isolation and low capacitive coupling. The rigid pin construction ensures easier board insertion and higher reliability. They are suitable for various applications requiring signal and power isolation, with options for single or dual primaries and series or parallel secondaries. These transformers are RoHS compliant and available in custom versions upon request.
| Part Number | VA Rating | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | Primary Configuration | Pin Configuration | Weight (lbs / kg) |
|---|---|---|---|---|---|---|
| ST-2-10**# | 1.1 | 10 VCT @ 0.11 A | 5 V @ 0.22 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-10**# | 1.1 | 10 VCT @ 0.11 A | 5 V @ 0.22 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-10*# | 2.4 | 10 VCT @ 0.25 A | 5 V @ 0.5 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-10*# | 2.4 | 10 VCT @ 0.25 A | 5 V @ 0.5 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-10*# | 6 | 10 VCT @ 0.6 A | 5 V @ 1.2 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-10*# | 6 | 10 VCT @ 0.6 A | 5 V @ 1.2 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-10*# | 12 | 10 VCT @ 1.2 A | 5 V @ 2.4 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-10*# | 12 | 10 VCT @ 1.2 A | 5 V @ 2.4 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-10 | 20 | 10 VCT @ 2.0 A | 5 V @ 4.0 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-10 | 20 | 10 VCT @ 2.0 A | 5 V @ 4.0 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-10 | 36 | 10 VCT @ 3.6 A | 5 V @ 7.2 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-10 | 36 | 10 VCT @ 3.6 A | 5 V @ 7.2 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-12**# | 1.1 | 12.6 VCT @ 0.09 A | 6.3 V @ 0.18 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-12**# | 1.1 | 12.6 VCT @ 0.09 A | 6.3 V @ 0.18 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-12*# | 2.4 | 12.6 VCT @ 0.2 A | 6.3 V @ 0.4 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-12*# | 2.4 | 12.6 VCT @ 0.2 A | 6.3 V @ 0.4 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-12*# | 6 | 12.6 VCT @ 0.5 A | 6.3 V @ 1.0 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-12*# | 6 | 12.6 VCT @ 0.5 A | 6.3 V @ 1.0 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-12*# | 12 | 12.6 VCT @ 1.0 A | 6.3 V @ 2.0 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-12*# | 12 | 12.6 VCT @ 1.0 A | 6.3 V @ 2.0 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-12 | 20 | 12.6 VCT @ 1.6 A | 6.3 V @ 3.2 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-12 | 20 | 12.6 VCT @ 1.6 A | 6.3 V @ 3.2 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-12 | 36 | 12.6 VCT @ 2.85 A | 6.3 V @ 5.7 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-12 | 36 | 12.6 VCT @ 2.85 A | 6.3 V @ 5.7 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-16**# | 1.1 | 16 VCT @ 0.07 A | 8 V @ 0.14 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-16**# | 1.1 | 16 VCT @ 0.07 A | 8 V @ 0.14 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-16*# | 2.4 | 16 VCT @ 0.15 A | 8 V @ 0.3 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-16*# | 2.4 | 16 VCT @ 0.15 A | 8 V @ 0.3 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-16*# | 6 | 16 VCT @ 0.4 A | 8 V @ 0.8 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-16*# | 6 | 16 VCT @ 0.4 A | 8 V @ 0.8 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-16*# | 12 | 16 VCT @ 0.8 A | 8 V @ 1.6 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-16*# | 12 | 16 VCT @ 0.8 A | 8 V @ 1.6 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-16 | 20 | 16 VCT @ 1.25 A | 8 V @ 2.5 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-16 | 20 | 16 VCT @ 1.25 A | 8 V @ 2.5 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-16 | 36 | 16 VCT @ 2.25 A | 8 V @ 4.5 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-16 | 36 | 16 VCT @ 2.25 A | 8 V @ 4.5 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-20**# | 1.1 | 20 VCT @ 0.055 A | 10 V @ 0.11 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-20**# | 1.1 | 20 VCT @ 0.055 A | 10 V @ 0.11 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-20*# | 2.4 | 20 VCT @ 0.12 A | 10 V @ 0.24 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-20*# | 2.4 | 20 VCT @ 0.12 A | 10 V @ 0.24 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-20*# | 6 | 20 VCT @ 0.3 A | 10 V @ 0.6 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-20*# | 6 | 20 VCT @ 0.3 A | 10 V @ 0.6 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-20*# | 12 | 20 VCT @ 0.6 A | 10 V @ 1.2 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-20*# | 12 | 20 VCT @ 0.6 A | 10 V @ 1.2 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-20 | 20 | 20 VCT @ 1.0 A | 10 V @ 2.0 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-20 | 20 | 20 VCT @ 1.0 A | 10 V @ 2.0 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-20 | 36 | 20 VCT @ 1.8 A | 10 V @ 3.6 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-20 | 36 | 20 VCT @ 1.8 A | 10 V @ 3.6 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-24**# | 1.1 | 24 VCT @ 0.045 A | 12 V @ 0.09 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-24**# | 1.1 | 24 VCT @ 0.045 A | 12 V @ 0.09 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-24*# | 2.4 | 24 VCT @ 0.1 A | 12 V @ 0.2 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-24*# | 2.4 | 24 VCT @ 0.1 A | 12 V @ 0.2 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-24*# | 6 | 24 VCT @ 0.25 A | 12 V @ 0.5 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-24*# | 6 | 24 VCT @ 0.25 A | 12 V @ 0.5 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-24*# | 12 | 24 VCT @ 0.5 A | 12 V @ 1.0 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-24*# | 12 | 24 VCT @ 0.5 A | 12 V @ 1.0 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-24 | 20 | 24 VCT @ 0.8 A | 12 V @ 1.6 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-24 | 20 | 24 VCT @ 0.8 A | 12 V @ 1.6 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-24 | 36 | 24 VCT @ 1.5 A | 12 V @ 3.0 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-24 | 36 | 24 VCT @ 1.5 A | 12 V @ 3.0 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-28 | 1.1 | 28 VCT @ 0.04 A | 14 V @ 0.08 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-28 | 1.1 | 28 VCT @ 0.04 A | 14 V @ 0.08 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-28 | 2.4 | 28 VCT @ 0.085 A | 14 V @ 0.17 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-28 | 2.4 | 28 VCT @ 0.085 A | 14 V @ 0.17 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-28 | 6 | 28 VCT @ 0.2 A | 14 V @ 0.4 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-28 | 6 | 28 VCT @ 0.2 A | 14 V @ 0.4 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-28 | 12 | 28 VCT @ 0.42 A | 14 V @ 0.84 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-28 | 12 | 28 VCT @ 0.42 A | 14 V @ 0.84 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-28 | 20 | 28 VCT @ 0.7 A | 14 V @ 1.4 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-28 | 20 | 28 VCT @ 0.7 A | 14 V @ 1.4 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-28 | 36 | 28 VCT @ 1.3 A | 14 V @ 2.6 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-28 | 36 | 28 VCT @ 1.3 A | 14 V @ 2.6 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-36 | 1.1 | 36 VCT @ 0.03 A | 18 V @ 0.06 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-36 | 1.1 | 36 VCT @ 0.03 A | 18 V @ 0.06 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-36 | 2.4 | 36 VCT @ 0.065 A | 18 V @ 0.13 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-36 | 2.4 | 36 VCT @ 0.065 A | 18 V @ 0.13 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-36 | 6 | 36 VCT @ 0.17 A | 18 V @ 0.34 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-36 | 6 | 36 VCT @ 0.17 A | 18 V @ 0.34 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-36 | 12 | 36 VCT @ 0.35 A | 18 V @ 0.7 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-36 | 12 | 36 VCT @ 0.35 A | 18 V @ 0.7 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-36 | 20 | 36 VCT @ 0.55 A | 18 V @ 1.1 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-36 | 20 | 36 VCT @ 0.55 A | 18 V @ 1.1 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-36 | 36 | 36 VCT @ 1.0 A | 18 V @ 2.0 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-36 | 36 | 36 VCT @ 1.0 A | 18 V @ 2.0 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-48 | 1.1 | 48 VCT @ 0.023 A | 24 V @ 0.046 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-48 | 1.1 | 48 VCT @ 0.023 A | 24 V @ 0.046 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-48 | 2.4 | 48 VCT @ 0.05 A | 24 V @ 0.1 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-48 | 2.4 | 48 VCT @ 0.05 A | 24 V @ 0.1 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-48 | 6 | 48 VCT @ 0.125 A | 24 V @ 0.25 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-48 | 6 | 48 VCT @ 0.125 A | 24 V @ 0.25 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-48 | 12 | 48 VCT @ 0.25 A | 24 V @ 0.5 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-48 | 12 | 48 VCT @ 0.25 A | 24 V @ 0.5 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-48 | 20 | 48 VCT @ 0.4 A | 24 V @ 0.8 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-48 | 20 | 48 VCT @ 0.4 A | 24 V @ 0.8 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-48 | 36 | 48 VCT @ 0.75 A | 24 V @ 1.5 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-48 | 36 | 48 VCT @ 0.75 A | 24 V @ 1.5 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-56 | 1.1 | 56 VCT @ 0.02 A | 28 V @ 0.04 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-56 | 1.1 | 56 VCT @ 0.02 A | 28 V @ 0.04 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-56 | 2.4 | 56 VCT @ 0.045 A | 28 V @ 0.09 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-56 | 2.4 | 56 VCT @ 0.045 A | 28 V @ 0.09 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-56 | 6 | 56 VCT @ 0.11 A | 28 V @ 0.22 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-56 | 6 | 56 VCT @ 0.11 A | 28 V @ 0.22 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-56 | 12 | 56 VCT @ 0.22 A | 28 V @ 0.44 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-56 | 12 | 56 VCT @ 0.22 A | 28 V @ 0.44 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-56 | 20 | 56 VCT @ 0.35 A | 28 V @ 0.7 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-56 | 20 | 56 VCT @ 0.35 A | 28 V @ 0.7 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-56 | 36 | 56 VCT @ 0.65 A | 28 V @ 1.3 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-56 | 36 | 56 VCT @ 0.65 A | 28 V @ 1.3 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| ST-2-120 | 1.1 | 120 VCT @ 0.01 A | 60 V @ 0.02 A | Single 115 V | 6 Pin | 0.17 / 0.08 |
| DST-2-120 | 1.1 | 120 VCT @ 0.01 A | 60 V @ 0.02 A | Dual 115/230 V | 8 Pin | 0.17 / 0.08 |
| ST-3-120 | 2.4 | 120 VCT @ 0.02 A | 60 V @ 0.04 A | Single 115 V | 6 Pin | 0.25 / 0.11 |
| DST-3-120 | 2.4 | 120 VCT @ 0.02 A | 60 V @ 0.04 A | Dual 115/230 V | 8 Pin | 0.25 / 0.11 |
| ST-4-120 | 6 | 120 VCT @ 0.05 A | 60 V @ 0.1 A | Single 115 V | 6 Pin | 0.44 / 0.20 |
| DST-4-120 | 6 | 120 VCT @ 0.05 A | 60 V @ 0.1 A | Dual 115/230 V | 8 Pin | 0.44 / 0.20 |
| ST-5-120 | 12 | 120 VCT @ 0.1 A | 60 V @ 0.2 A | Single 115 V | 6 Pin | 0.70 / 0.32 |
| DST-5-120 | 12 | 120 VCT @ 0.1 A | 60 V @ 0.2 A | Dual 115/230 V | 8 Pin | 0.70 / 0.32 |
| ST-6-120 | 20 | 120 VCT @ 0.16 A | 60 V @ 0.32 A | Single 115 V | 6 Pin | 0.80 / 0.36 |
| DST-6-120 | 20 | 120 VCT @ 0.16 A | 60 V @ 0.32 A | Dual 115/230 V | 8 Pin | 0.80 / 0.36 |
| ST-7-120 | 36 | 120 VCT @ 0.3 A | 60 V @ 0.6 A | Single 115 V | 6 Pin | 1.1 / 0.50 |
| DST-7-120 | 36 | 120 VCT @ 0.3 A | 60 V @ 0.6 A | Dual 115/230 V | 8 Pin | 1.1 / 0.50 |
| General Specifications: | ||||||
| Power | 1.1 VA to 36 VA | |||||
| Dielectric Strength | 2500 Vrms Hipot | |||||
| Primaries | Single or dual primaries, 115 V or 115/230 V, 50/60 Hz | |||||
| Secondaries | Series or parallel | |||||
| Electrostatic Shield | Not necessary, split bobbin construction | |||||
| Insulation System | Class F, 155 C | |||||
| Mounting Hardware | See chart (ST-MS screw, ST-MN nut available from Signal) | |||||
| Size 7 Mounting | 4 mounting holes on 2.18 x 1.75 centers for #6 screws. | |||||
| Recommended Secondary Fuse Values | 0.125 A, 0.15 A, 0.25 A, 0.3 A, 0.375 A, 0.4 A, 0.5 A, 0.6 A, 0.75 A, 1.0 A, 1.5 A, 2.0 A, 3.0 A | |||||
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
>300
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd. is a professional company focus on integrated circuit ic business. Changsha Purple Horn will also responsible with exporting and logistic business. there is professional factory Changsha Purple Horn which focus on desigining and manufacture. ... Changsha Purple Horn E-Commerce Co., Ltd. is a professional company focus on integrated circuit ic business. Changsha Purple Horn will also responsible with exporting and logistic business. there is professional factory Changsha Purple Horn which focus on desigining and manufacture. ...
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